First functional soda in Costco rotation 2026

Resolution

Rule

This market resolves YES if a functional or prebiotic soda brand achieves placement in any Costco warehouse location's regular product rotation during 2026. Source: Costco official inventory data, press release, or verified retail tracking service (IRI, Nielsen, or Circana). If multiple brands qualify in the same year, the market resolves YES on the first confirmed placement date.

Source: https://www.bevnet.com/

Resolves by Nov 19, 2026.